take 4 balls as a group, 3 groups - A B C
5 u z7 O% ^9 s4 qTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。weigh A & B (ex. B heavier)
7 L' _" s l& Z$ \+ g0 Bthen weigh B & C (B & C same weight)
7 f) ?7 B. M! H* k+ Z. z" zto find which group has the weight difference and find out is it (A is lighter)tvb now,tvbnow,bttvb2 o1 D0 W' k5 w: t/ ^5 J, A
heavier or lighterTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。: t4 V2 i4 {& ~- d
then measure 2 vs 2 balls, EF vs GH, pick out the lighter group (EF lighter)& k- _ ]) u7 k( e! p. k
measure E vs F to find which 1 is lighter.... |
發表於 2006-12-6 04:55 PM
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